html, body, div, span, h1, h2, h3, h4, h5, h6, p, a, code, img, b, small, label,
i, dl, dt, dd, ol, ul, li, form, time, strong, aside, canvas, footer, header,
nav, section, article, input{
    margin: 0;
    padding: 0;
    border: 0;
    font-family: "Helvetica Neue", Helvetica, STHeiTi, Roboto, sans-serif;
    vertical-align: baseline;
    -webkit-text-size-adjust:none;
    -webkit-touch-callout: none;
    text-decoration: none;
}

html{
    background-color: #ddd;
    font-size: 16px;
    height: 100%;
}

body {
    background-color: #fff;
    -webkit-overflow-scrolling: touch;
    min-height: 100%;
}

@media (min-width: 500px){
    body{
        max-width: 500px;
        margin: 0 auto;
    }
}

ol, ul{
    list-style: none;
}

input, button{
    outline: none;
}

@mixin noselect{
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

@mixin clear{
    &:after{
        content: " ";
        visibility: hidden;
        display: block;
        height: 0;
        clear: both;
    }
}

.hide{
    display: none;
}
